<template>
    <div class="tab-bar-item" @click="itemClick">
      <div v-show="!isActive"><slot name="item-img"></slot></div>
      <div v-show="isActive"><slot name="item-img-active"></slot></div>
      <div :style="activeStyle" :class="{active : isActive}"><slot name="item-text"></slot></div>
    </div>
</template>

<script>
export default {
  name: "TabBarItem",
  props: {
    path: String,
    activeColor: {
      type: String,
      default: 'hotPink'
    }
  },
  data() {
    return {
      // isActive: true
    }
  },
  computed: {
    isActive() {
      return this.$route.path.indexOf(this.path) != -1;
    },
    activeStyle() {
      return this.isActive ? {color: this.activeColor} : {};
    }
  },
  methods: {
    itemClick() {
      if(!this.isActive)
        this.$router.replace(this.path);
    }
  }
}
</script>

<style scoped>
.tab-bar-item {
  flex: 1;
  text-align: center;
  height: 49px;
  font-size: 14px;
}

.tab-bar-item img {
  width: 24px;
  height: 24px;
  margin-top: 3px;
  vertical-align: middle;
  margin-bottom: 2px;
}
</style>